we are having issues on our web site causing Google problems in the scanning of images of our products, therefore, we can’t publish them on Google Merchant Center.
Following here, you can read what Google sent us to explain how to solve the issue and what the issue is,yet I can’t find that specific file. Could you please tell me where to find it? This issue is causing us a lot of problems as it is penalizing the web site SEO.
"There is a robots.txt file on your server
This prevents us from scanning the images on your site. To allow us to access these images, modify the robots.txt file to allow users-agent “Googlebot”, “AdsBot-Google” and “Googlebot-Image” to scan your site. You can do this by adding the following lines to the robots.txt file:
User-agent: Googlebot
Disallow:
User-agent: AdsBot-Google
Disallow:
User-agent: Googlebot-Image
Disallow:"